English Thesaurus

Synonyms of 'guarantee'

(verb) 
Definition
to promise or make certain
Surplus resources alone do not guarantee growth.
Synonyms
ensure
Steps must be taken to ensure this never happens again.
,
secure
The loan is secured against your home.
,
assure
Last night's victory has assured their promotion.
,
warrant
The ship owner must warrant that his vessel is seaworthy.
,
insure
We automatically insure your furniture and belongings against fire.
,
make certain
(verb) 
Definition
to promise or make certain
We guarantee to refund your money if you are not delighted with your purchase.
Synonyms
promise
They promised they would deliver it on Friday.
,
pledge
I pledge that by next year we will have the problem solved.
,
undertake
He undertook to edit the text himself.
,
swear
Alan swore that he would do everything in his power to help us.
(noun) 
We can give no guarantee that their demands will be met.
Synonyms
promise
If you make a promise, you should keep it.
,
word
He simply cannot be trusted to keep his word.
,
pledge
a pledge to step up cooperation between the states
,
undertaking
The new owners gave an undertaking that the factory would remain open.
,
assurance
an assurance that other forces will not move into the territory
,
certainty
I have said with absolute certainty that there will be no change of policy.
,
covenant
the United Nations covenant on civil and political rights
,
word of honour
(noun) 
Definition
a formal assurance in writing that a product or service will meet certain standards or specifications
The goods were still under guarantee.
Synonyms
warranty
The equipment comes with a twelve-month warranty.
,
contract
The company won a prestigious contract for work on the building.
,
bond
I'm not about to betray my bond with my brother.
,
(noun) 
Definition
something that makes a specified condition or outcome certain
He had to give a personal guarantee on the loan to his company.
Synonyms
security
The banks will pledge the land as security.
,
earnest (old-fashioned)
He gave us the money as an earnest of his good faith.
,
collateral
Many people here cannot borrow from banks because they lack collateral.
,
surety
a surety of £2,500

Additional synonyms

in the sense of assurance
Definition
a statement or assertion intended to inspire confidence
an assurance that other forces will not move into the territory
in the sense of assure
Definition
to make (something) certain
Last night's victory has assured their promotion.
in the sense of bond
Definition
a written or spoken agreement, esp. a promise
I'm not about to betray my bond with my brother.

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English Translation of "guarantee"
English Translation of "guarantee"
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Video: pronunciation of 'guarantee'

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Thesaurus for guarantee from the Collins English Thesaurus
#moon50
The moon is at the forefront of our minds as we celebrate the 50th anniversary of Neil Armstrong’s ‘small step’ on 20th July, 1969. This month, we’ve been exploring lunar terminology, as well as looking at how the moon has woven itself into the fabric of our everyday language.
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